She was born in the Chinese Year of the Monkey. Choi Cho and her fellow member, Kim, were both born in May, 8 days apart, in different years. They share the zodiac sign Taurus. She's 164 cm or 5'4½" tall and her blood type is B.

She has a bright personality. She says she wants to be appear in TV gourmet programs because she likes eating.

She's interested in writing lyrics and is very happy to have worked on Rubber Soul's debut song, "Life."

She's good at ribbon crafts and at playing the piano. She's also good at aikido. Her other hobbies are traveling, knitting, and boarding.